CN203381201U - Wall feed-through sleeve pulling-extrusion equipment - Google Patents
Wall feed-through sleeve pulling-extrusion equipment Download PDFInfo
- Publication number
- CN203381201U CN203381201U CN201320448102.0U CN201320448102U CN203381201U CN 203381201 U CN203381201 U CN 203381201U CN 201320448102 U CN201320448102 U CN 201320448102U CN 203381201 U CN203381201 U CN 203381201U
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- China
- Prior art keywords
- pultrusion
- insulating barrier
- die cavity
- wall bushing
- annular hole
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Abstract
The utility model discloses wall feed-through sleeve pulling-extrusion equipment. A wall feed-through sleeve comprises an insulating layer and a conducting rod embedded in the insulating layer, the wall feed-through sleeve pulling-extrusion equipment comprises a pre-forming plate and a pulling-extrusion die, an annular hole-slot is formed in the pre-forming plate, the outer diameter of the annular hole-slot is equal to the outer diameter of the insulating layer, inner diameter of the annular hole-slot is 2-10mm less than that of the insulation layer, and glass fiber yarns dipped with epoxy resin glue penetrate through the annular hole-slot, so that a prefabricated insulating layer is formed; the pulling-extrusion die comprises a die cavity of which the inner diameter is equal to the outer diameter of the insulating layer, the conducting rod is arranged in the die cavity, and the prefabricated insulating layer enters in the die cavity from the inlet of the die cavity and then is sheathed on the conducting rod. According to the wall feed-through sleeve pulling-extrusion equipment, copper bar, aluminium bar or other conductive composites are taken as embedded parts, and the embedded parts and glass fiber yarns or fabrics dipped with the epoxy resin glue are subjected to pulling-extrusion process curing together, so that the wall feed-through sleeve pulling-extrusion equipment has the advantages of firm combination, reliable performance, material conservation and the like.
Description
Technical field
The utility model relates to a kind of high voltage electrical apparatus technical field, is specifically related to a kind of wall bushing pultrusion equipment.
Background technology
In high voltage electrical apparatus technical field, high-voltage wall bushing passes through wall by high voltage source exactly, by outdoor guiding into, indoorly or indoor guides into outdoorly, or high-voltage switch gear or the inside and outside power supply of potential device pass through the device that wall carries out the high voltage source guiding.
Chinese invention patent CN101719646B discloses a kind of high-voltage wall bushing, comprise conducting rod, be around in conducting rod middle part inner insulating layer, be arranged on adpting flange on inner insulating layer, be set on inner insulating layer and be positioned at increasing of described adpting flange both sides and climb external insulation layer: described adpting flange is adhesively fixed and fixes on described inner insulating layer outer wall by adhesive.The present invention processing and manufacture all comparatively facility and saving resource, cost is lower.
Traditional molding mode of above-mentioned wall bushing is that inner insulating layer is enclosed within on conducting rod, a kind of synthetic wall bushing as disclosed as Chinese utility model patent 95214724.6, comprise conducting rod, on conducting rod, cover has the glass epoxide skeleton, this glass epoxide skeleton is bonded with outward take synthetic end cover, cluster parachute and the metal flange that silicon rubber is that matrix is made, and two ends are provided with end socket packing ring and nut.The utlity model has pollution flashover voltage high, arc resistance can be good, is difficult for flashover and explosion accident occur, lightweight, cracky not, and installation and transportation are characteristics easily, can effectively guarantee safe power supply and personal safety.After but wall bushing adopts traditional sleeve type mode moulding, between conducting rod and glass epoxide skeleton, be connected not firm, easily separate, for construction is made troubles, reduce operating efficiency.
Summary of the invention
The utility model purpose is to provide a kind of wall bushing pultrusion equipment, utilizing the conducting rod of the wall bushing of this equipment moulding is by the pultrusion composite molding with being connected of insulating barrier, it have interlayer without air gap, link firm, the advantage such as can not separate, easy construction, increase work efficiency.
For achieving the above object, the technical solution adopted in the utility model is: a kind of wall bushing pultrusion equipment, described wall bushing comprises the insulating barrier that epoxy radicals glass fiber yarn or fabric are made, be embedded at the conducting rod in this insulating barrier, described pultrusion equipment comprises preformed board and pultrusion mould, described preformed board is provided with annular hole slot, described annular hole slot external diameter equates with the external diameter of described insulating barrier, the internal diameter of annular hole slot is than the little 2～10mm of internal diameter of described insulating barrier, be soaked with the glass fiber yarn of epoxy glue or fabric through forming prefabricated insulating barrier after described annular hole slot,
Described pultrusion mould comprises the die cavity that internal diameter equates with described insulating barrier external diameter, and described conducting rod is located in this die cavity, and described prefabricated insulating barrier is sheathed on described conducting rod after the entrance of described die cavity enters.
Preferably, the internal diameter of described annular hole slot is than the little 6mm of internal diameter of described epoxy fiberglass layer.
In technique scheme, described die cavity is circular or other special-shaped die cavity.
In technique scheme, the outer heater that is arranged with of described die cavity.
Preferably, described conducting rod material selection copper bar, aluminium row, copper pipe, aluminum pipe or other metal coating conductive material.
Above-mentioned pultrusion equipment also comprises gumming device and the creel of being located at described preformed board the place ahead, is located at rear fixing the handles device, draw-gear and the cutter sweep at described pultrusion mould rear.
Above-mentioned pultrusion equipment also comprises cyclelog, and this cyclelog and pultrusion mould, rear fixing the handles device, draw-gear and cutter sweep are electrically connected respectively.
In technique scheme, above the insulating barrier between described pultrusion mould and draw-gear, be provided with rotary encoder, this rotary encoder is connected with a warning device by described cyclelog.
In technique scheme, described cyclelog is provided with display screen, gauge tap, thermal switch and temp controlled meter.
Pass through said structure, before production, the parameters such as the corresponding temperature of input, speed on the display screen of cyclelog, then the operation that cyclelog is controlled pultrusion mould, follow-up solidification equipment and draw-gear according to set parameter whether, and the fltting speed of the temperature of pultrusion mould, draw-gear, control accurately, improve the pultrusion quality of product.
Because technique scheme is used, the advantage that the utility model compared with prior art has is:
1. to take copper bar, aluminium row or other conductive materials be insert to the utility model, together with the glass fiber yarn of dipping epoxy glue or fabric through the pultrude process curing molding, moulding have in conjunction with firmly, the advantages such as dependable performance, saving material.
The accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment mono-;
Fig. 2 is the structural representation of pultrusion mould in embodiment mono-;
Fig. 3 is the structural representation of wall bushing described in the utility model;
Wherein: 1, creel; 2, gumming device; 3, wall bushing; 30, insulating barrier; 31, conducting rod; 4, pultrusion mould 40, die cavity 41, heater; 5, follow-up solidification equipment; 6, draw-gear 7, cyclelog 70, display screen 71, gauge tap; 72, thermal switch: 73, temp controlled meter 8, cutter sweep; 9, glass fiber yarn 10, rotary encoder; 11, preformed board.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment mono-: a kind of wall bushing pultrusion equipment comprises insulating barrier 30 that epoxy radicals glass fiber yarn or fabric make, is embedded at the conducting rod 31 in this insulating barrier 30, as shown in Figure 3 with the wall bushing 3 of this equipment moulding.
Preferably, described conducting rod 31 is selected copper bar, aluminium row, copper pipe, aluminum pipe or other metal coating conductive material.
Shown in Figure 1,5,2 draw-gears 6 of creel 1, gumming device 2, preformed board 11, pultrusion mould 4, follow-up solidification equipment and the cutter sweep 8 that before and after described pultrusion equipment comprises, set gradually, the side of described pultrusion equipment is provided with cyclelog 7, and this cyclelog 7 is electrically connected respectively with described pultrusion mould 4, follow-up solidification equipment 5, draw-gear 6 and cutter sweep 8.
Described cyclelog 7 is provided with display screen 70, gauge tap 71, thermal switch 72 and temp controlled meter 73.
Pass through said structure, before production, the parameters such as the corresponding temperature of input, speed on the display screen of cyclelog, then cyclelog is controlled pultrusion mould, the temperature of follow-up solidification equipment and the operation of draw-gear according to set parameter, make the temperature of pultrusion mould, the fltting speed of draw-gear, obtain effectively accurate control, improved the pultrusion quality of product.
Be provided with rotary encoder 10 above the insulating barrier 30 between described pultrusion mould 4 and draw-gear 6, this rotary encoder 10 is connected with a warning device by described cyclelog 7.
Described preformed board 11 is provided with annular hole slot, the external diameter of described annular hole slot equates with the external diameter of described insulating barrier 30, the internal diameter of annular hole slot is than the little 6mm of internal diameter of described insulating barrier 30, be soaked with the glass fiber yarn of epoxide-resin glue or fabric 9 through forming prefabricated insulating barrier after described annular hole slot, accordingly, the internal diameter of described prefabricated insulating barrier is than the little 6mm of external diameter of described conducting rod 31.
As shown in Figure 2, described pultrusion mould 4 comprises the die cavity 40 that internal diameter equates with described insulating barrier 30 external diameters, and described conducting rod 31 is located in this die cavity 40, and described prefabricated insulating barrier is sheathed on described conducting rod 31 after the entrance of described die cavity 40 enters.
Described die cavity 40 is circular die cavity, the outer heater 41 that is arranged with of this circular die cavity 40.
It is insert that the utility model be take copper bar, aluminium row or other materials, together with the glass fiber yarn of dipping epoxy glue or fabric, adopts the pultrude process forming and hardening, have in conjunction with firmly, the advantages such as dependable performance, saving material.
The above is preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from principle described in the utility model; can also make some improvement or replacement, these improvement or replacement also should be considered as protection domain of the present utility model.
Claims (9)
1. a wall bushing pultrusion equipment, it is characterized in that: described wall bushing (3) comprises insulating barrier (30), is embedded at the conducting rod (31) in insulating barrier (30), described pultrusion equipment comprises preformed board (11) and pultrusion mould (4), described preformed board (11) is provided with annular hole slot, the external diameter of described annular hole slot equates with the external diameter of described insulating barrier (30), the internal diameter of annular hole slot, than the little 2～10mm of internal diameter of described insulating barrier (30), is soaked with the glass fiber yarn (9) of epoxy glue through forming prefabricated insulating barrier after described annular hole slot;
Described pultrusion mould (4) comprises the die cavity (40) that internal diameter equates with described insulating barrier (30) external diameter, described conducting rod (31) is located in this die cavity (40), and described prefabricated insulating barrier is sheathed on described conducting rod (31) after the entrance of described die cavity (40) enters.
2. wall bushing pultrusion equipment according to claim 1, it is characterized in that: described die cavity (40) is circular die cavity.
3. wall bushing pultrusion equipment according to claim 1 and 2, is characterized in that: the outer heater (41) that is arranged with of described die cavity (40).
4. wall bushing pultrusion equipment according to claim 1, is characterized in that: described conducting rod (31) material selection copper bar, aluminium row, copper pipe or aluminum pipe.
5. wall bushing pultrusion equipment according to claim 1, it is characterized in that: also comprise gumming device (2) and the creel (1) of being located at described preformed board (11) the place ahead, be located at rear fixing the handles device (5), draw-gear (6) and the cutter sweep (8) at described pultrusion mould (4) rear.
6. wall bushing pultrusion equipment according to claim 5, it is characterized in that: also comprise cyclelog (7), this cyclelog (7) is electrically connected respectively with pultrusion mould (4), rear fixing the handles device (5), draw-gear (6) and cutter sweep (8).
7. wall bushing pultrusion equipment according to claim 6, it is characterized in that: the top that is positioned at the insulating barrier (30) between described pultrusion mould (4) and draw-gear (6) is provided with rotary encoder (10), and this rotary encoder (10) is connected with a warning device by described cyclelog (7).
8. according to the described wall bushing pultrusion of claim 6 or 7 equipment, it is characterized in that: described cyclelog (7) is provided with display screen (70), gauge tap (71), thermal switch (72) and temp controlled meter (73).
9. wall bushing pultrusion equipment according to claim 1, it is characterized in that: the internal diameter of described annular hole slot is than the little 6mm of internal diameter of described insulating barrier (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320448102.0U CN203381201U (en) | 2013-07-26 | 2013-07-26 | Wall feed-through sleeve pulling-extrusion equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320448102.0U CN203381201U (en) | 2013-07-26 | 2013-07-26 | Wall feed-through sleeve pulling-extrusion equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203381201U true CN203381201U (en) | 2014-01-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320448102.0U Expired - Fee Related CN203381201U (en) | 2013-07-26 | 2013-07-26 | Wall feed-through sleeve pulling-extrusion equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203381201U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108582816A (en) * | 2018-04-24 | 2018-09-28 | 贵州省材料产业技术研究院 | A kind of fabric infiltration apparatus and method |
| CN108688120A (en) * | 2018-08-06 | 2018-10-23 | 东莞宝奕塑胶制品有限公司 | A kind of copper modeling co-extruder of strip conductor item |
-
2013
- 2013-07-26 CN CN201320448102.0U patent/CN203381201U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108582816A (en) * | 2018-04-24 | 2018-09-28 | 贵州省材料产业技术研究院 | A kind of fabric infiltration apparatus and method |
| CN108582816B (en) * | 2018-04-24 | 2020-10-09 | 贵州省材料产业技术研究院 | Fiber fabric infiltration device and method |
| CN108688120A (en) * | 2018-08-06 | 2018-10-23 | 东莞宝奕塑胶制品有限公司 | A kind of copper modeling co-extruder of strip conductor item |
| CN108688120B (en) * | 2018-08-06 | 2024-04-05 | 东莞宝奕塑胶制品有限公司 | Copper-plastic co-extrusion device for conductive track strips |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20210726 |
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| CF01 | Termination of patent right due to non-payment of annual fee |